I think you are just upset that the tool is returning answers accurately without the political-correctness filter.. but those answers are clearly not what you would want the world to know as answers from the Gita
One's questions about any topic in the end reveal their level of thinking. The fact that you only decided to ask about the Caste system indicates how broad minded your view of Hinduism and India is.
Regarding Political Correctness, I don't care.
It's the narrow minded people who pick and choose points from religious texts without trying to understand the true essence.
I have found something worth learning from every major World religion.
The politically correct today would say religion itself shouldn't exist and we should all be a a single blob of atheist homogeneous culture.
Don't share that view.